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Definition of Beryllium-9
1. Noun. (isotope) The only stable isotope of beryllium, (nuclide 9 4 Be), having four protons and five neutrons ¹
¹ Source: wiktionary.com
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1. Noun. (isotope) The only stable isotope of beryllium, (nuclide 9 4 Be), having four protons and five neutrons ¹
¹ Source: wiktionary.com